Home / 21,387.23-32,086.38-6,595.82

Finding the Fourth Proportional to 21,387.23, 32,086.38 and 6,595.82

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Solution

The fourth proportional to 21,387.23, 32,086.38 and 6,595.82 is: 9,895.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,387.23 : 32,086.38 = 6,595.82 : x
  2. Step 2: Convert to fraction form
    21,387.23/32,086.38 = 6,595.82/x
  3. Step 3: Cross multiply
    21,387.23x = 32,086.38 × 6,595.82
  4. Step 4: Simplify right side
    21,387.23x = 211,635,986.93
  5. Step 5: Solve for x
    x = 211,635,986.93/21,387.23
  6. Step 6: Final answer
    x = 9,895.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.